21648000

素因数分解:

$2^7\times 3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1$

素因数の和:84

約数の個数: 256

約数和(自身を含む): 80196480

約数和(自身を除く): 58548480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 25, 30, 32, 33, 40, 41, 44, 48, 50, 55, 60, 64, 66, 75, 80, 82, 88, 96, 100, 110, 120, 123, 125, 128, 132, 150, 160, 164, 165, 176, 192, 200, 205, 220, 240, 246, 250, 264, 275, 300, 320, 328, 330, 352, 375, 384, 400, 410, 440, 451, 480, 492, 500, 528, 550, 600, 615, 640, 656, 660, 704, 750, 800, 820, 825, 880, 902, 960, 984, 1000, 1025, 1056, 1100, 1200, 1230, 1312, 1320, 1353, 1375, 1408, 1500, 1600, 1640, 1650, 1760, 1804, 1920, 1968, 2000, 2050, 2112, 2200, 2255, 2400, 2460, 2624, 2640, 2706, 2750, 3000, 3075, 3200, 3280, 3300, 3520, 3608, 3936, 4000, 4100, 4125, 4224, 4400, 4510, 4800, 4920, 5125, 5248, 5280, 5412, 5500, 6000, 6150, 6560, 6600, 6765, 7040, 7216, 7872, 8000, 8200, 8250, 8800, 9020, 9600, 9840, 10250, 10560, 10824, 11000, 11275, 12000, 12300, 13120, 13200, 13530, 14432, 15375, 15744, 16000, 16400, 16500, 17600, 18040, 19680, 20500, 21120, 21648, 22000, 22550, 24000, 24600, 26240, 26400, 27060, 28864, 30750, 32800, 33000, 33825, 35200, 36080, 39360, 41000, 43296, 44000, 45100, 48000, 49200, 52800, 54120, 56375, 57728, 61500, 65600, 66000, 67650, 72160, 78720, 82000, 86592, 88000, 90200, 98400, 105600, 108240, 112750, 123000, 131200, 132000, 135300, 144320, 164000, 169125, 173184, 176000, 180400, 196800, 216480, 225500, 246000, 264000, 270600, 288640, 328000, 338250, 360800, 393600, 432960, 451000, 492000, 528000, 541200, 656000, 676500, 721600, 865920, 902000, 984000, 1082400, 1353000, 1443200, 1804000, 1968000, 2164800, 2706000, 3608000, 4329600, 5412000, 7216000, 10824000, 21648000]

約数ペア:

[(1, 21648000), (2, 10824000), (3, 7216000), (4, 5412000), (5, 4329600), (6, 3608000), (8, 2706000), (10, 2164800), (11, 1968000), (12, 1804000), (15, 1443200), (16, 1353000), (20, 1082400), (22, 984000), (24, 902000), (25, 865920), (30, 721600), (32, 676500), (33, 656000), (40, 541200), (41, 528000), (44, 492000), (48, 451000), (50, 432960), (55, 393600), (60, 360800), (64, 338250), (66, 328000), (75, 288640), (80, 270600), (82, 264000), (88, 246000), (96, 225500), (100, 216480), (110, 196800), (120, 180400), (123, 176000), (125, 173184), (128, 169125), (132, 164000), (150, 144320), (160, 135300), (164, 132000), (165, 131200), (176, 123000), (192, 112750), (200, 108240), (205, 105600), (220, 98400), (240, 90200), (246, 88000), (250, 86592), (264, 82000), (275, 78720), (300, 72160), (320, 67650), (328, 66000), (330, 65600), (352, 61500), (375, 57728), (384, 56375), (400, 54120), (410, 52800), (440, 49200), (451, 48000), (480, 45100), (492, 44000), (500, 43296), (528, 41000), (550, 39360), (600, 36080), (615, 35200), (640, 33825), (656, 33000), (660, 32800), (704, 30750), (750, 28864), (800, 27060), (820, 26400), (825, 26240), (880, 24600), (902, 24000), (960, 22550), (984, 22000), (1000, 21648), (1025, 21120), (1056, 20500), (1100, 19680), (1200, 18040), (1230, 17600), (1312, 16500), (1320, 16400), (1353, 16000), (1375, 15744), (1408, 15375), (1500, 14432), (1600, 13530), (1640, 13200), (1650, 13120), (1760, 12300), (1804, 12000), (1920, 11275), (1968, 11000), (2000, 10824), (2050, 10560), (2112, 10250), (2200, 9840), (2255, 9600), (2400, 9020), (2460, 8800), (2624, 8250), (2640, 8200), (2706, 8000), (2750, 7872), (3000, 7216), (3075, 7040), (3200, 6765), (3280, 6600), (3300, 6560), (3520, 6150), (3608, 6000), (3936, 5500), (4000, 5412), (4100, 5280), (4125, 5248), (4224, 5125), (4400, 4920), (4510, 4800)]